Praetorium Map Achievement

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Date & Time: 12/09/2022 around 3pm NZT
Frequency: Frequent
World name: Sophia
Character name: Leslie Moon
Retainer name:
NPC name:
Monster name:
Class/Level: Level 77 Paladin
Party or solo: Party
In-game time:
Area and coordinates: Praetorium
Housing:
Steps:
Wanted to do map achievements, I believe I have explored the whole of praetorium, still unable to pop the mapping achievement